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From: Fengfei Xi <xi.fengfei@h3c.com>
To: <colyli@suse.de>, <kent.overstreet@gmail.com>
Cc: <linux-bcache@vger.kernel.org>, <linux-kernel@vger.kernel.org>,
	Fengfei Xi <xi.fengfei@h3c.com>
Subject: [PATCH] bcache: remove the redundant judgment on bi_size
Date: Sun, 29 Aug 2021 12:49:47 +0800	[thread overview]
Message-ID: <20210829044947.14703-1-xi.fengfei@h3c.com> (raw)

The bi_size is unsigned int type data not less than 0,
so we can directly add bi_size without extra judgment

Signed-off-by: Fengfei Xi <xi.fengfei@h3c.com>
---
 drivers/md/bcache/request.c | 4 +---
 1 file changed, 1 insertion(+), 3 deletions(-)

diff --git a/drivers/md/bcache/request.c b/drivers/md/bcache/request.c
index 6d1de889b..2788eec3a 100644
--- a/drivers/md/bcache/request.c
+++ b/drivers/md/bcache/request.c
@@ -423,9 +423,7 @@ static bool check_should_bypass(struct cached_dev *dc, struct bio *bio)
 	add_sequential(task);
 	i->sequential = 0;
 found:
-	if (i->sequential + bio->bi_iter.bi_size > i->sequential)
-		i->sequential	+= bio->bi_iter.bi_size;
-
+	i->sequential		+= bio->bi_iter.bi_size;
 	i->last			 = bio_end_sector(bio);
 	i->jiffies		 = jiffies + msecs_to_jiffies(5000);
 	task->sequential_io	 = i->sequential;
-- 
2.17.1


             reply	other threads:[~2021-08-29  6:00 UTC|newest]

Thread overview: 6+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2021-08-29  4:49 Fengfei Xi [this message]
2021-08-29  7:49 ` Coly Li
2021-08-30  6:23 Xifengfei
2021-08-30  6:29 Xifengfei
2021-08-31  1:35 ` Coly Li
2021-08-31  2:05 Xifengfei

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